Home / 1,050.27-1,575.38-270.26

Finding the Fourth Proportional to 1,050.27, 1,575.38 and 270.26

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Solution

The fourth proportional to 1,050.27, 1,575.38 and 270.26 is: 405.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050.27 : 1,575.38 = 270.26 : x
  2. Step 2: Convert to fraction form
    1,050.27/1,575.38 = 270.26/x
  3. Step 3: Cross multiply
    1,050.27x = 1,575.38 × 270.26
  4. Step 4: Simplify right side
    1,050.27x = 425,752.97
  5. Step 5: Solve for x
    x = 425,752.97/1,050.27
  6. Step 6: Final answer
    x = 405.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.